Migrate accessibility from RenderView to RenderFrame.

content/browser/accessibility/accessibility_mode_browsertest.cc

Index: content/browser/accessibility/accessibility_mode_browsertest.cc
diff --git a/content/browser/accessibility/accessibility_mode_browsertest.cc b/content/browser/accessibility/accessibility_mode_browsertest.cc
index 5e191bd0b0e96942a4bfe1b3e50082d1abf68f03..ec60f58a7bbb5e43016b8df79c4ebff5c1e0ef7a 100644
--- a/content/browser/accessibility/accessibility_mode_browsertest.cc
+++ b/content/browser/accessibility/accessibility_mode_browsertest.cc
@@ -5,6 +5,7 @@
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
+#include "content/browser/web_contents/web_contents_impl.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/render_widget_host.h"
 #include "content/public/browser/render_widget_host_view.h"
@@ -23,14 +24,8 @@ const char kMinimalPageDataURL[] =
 
 class AccessibilityModeTest : public ContentBrowserTest {
  protected:
-  WebContents* web_contents() {
-    return shell()->web_contents();
-  }
-
-  RenderWidgetHostImpl* rwhi() {
-    RenderWidgetHost* rwh =
-        web_contents()->GetRenderWidgetHostView()->GetRenderWidgetHost();
-    return RenderWidgetHostImpl::From(rwh);
+  WebContentsImpl* web_contents() {
+    return static_cast<WebContentsImpl*>(shell()->web_contents());
   }
 
   RenderWidgetHostViewBase* host_view() {
@@ -53,28 +48,28 @@ class AccessibilityModeTest : public ContentBrowserTest {
 IN_PROC_BROWSER_TEST_F(AccessibilityModeTest, AccessibilityModeOff) {
   NavigateToURL(shell(), GURL(kMinimalPageDataURL));
 
-  EXPECT_EQ(AccessibilityModeOff, rwhi()->accessibility_mode());
+  EXPECT_EQ(AccessibilityModeOff, web_contents()->accessibility_mode());
   ExpectBrowserAccessibilityManager(false);
 }
 
 IN_PROC_BROWSER_TEST_F(AccessibilityModeTest, AccessibilityModeComplete) {
   NavigateToURL(shell(), GURL(kMinimalPageDataURL));
-  ASSERT_EQ(AccessibilityModeOff, rwhi()->accessibility_mode());
+  ASSERT_EQ(AccessibilityModeOff, web_contents()->accessibility_mode());
 
   AccessibilityNotificationWaiter waiter(shell());
-  rwhi()->AddAccessibilityMode(AccessibilityModeComplete);
-  EXPECT_EQ(AccessibilityModeComplete, rwhi()->accessibility_mode());
+  web_contents()->AddAccessibilityMode(AccessibilityModeComplete);
+  EXPECT_EQ(AccessibilityModeComplete, web_contents()->accessibility_mode());
   waiter.WaitForNotification();
   ExpectBrowserAccessibilityManager(true);
 }
 
 IN_PROC_BROWSER_TEST_F(AccessibilityModeTest, AccessibilityModeTreeOnly) {
   NavigateToURL(shell(), GURL(kMinimalPageDataURL));
-  ASSERT_EQ(AccessibilityModeOff, rwhi()->accessibility_mode());
+  ASSERT_EQ(AccessibilityModeOff, web_contents()->accessibility_mode());
 
   AccessibilityNotificationWaiter waiter(shell());
-  rwhi()->AddAccessibilityMode(AccessibilityModeTreeOnly);
-  EXPECT_EQ(AccessibilityModeTreeOnly, rwhi()->accessibility_mode());
+  web_contents()->AddAccessibilityMode(AccessibilityModeTreeOnly);
+  EXPECT_EQ(AccessibilityModeTreeOnly, web_contents()->accessibility_mode());
   waiter.WaitForNotification();
   // No BrowserAccessibilityManager expected for AccessibilityModeTreeOnly
   ExpectBrowserAccessibilityManager(false);
@@ -84,16 +79,16 @@ IN_PROC_BROWSER_TEST_F(AccessibilityModeTest, AddingModes) {
   NavigateToURL(shell(), GURL(kMinimalPageDataURL));
 
   AccessibilityNotificationWaiter waiter(shell());
-  rwhi()->AddAccessibilityMode(AccessibilityModeTreeOnly);
-  EXPECT_EQ(AccessibilityModeTreeOnly, rwhi()->accessibility_mode());
+  web_contents()->AddAccessibilityMode(AccessibilityModeTreeOnly);
+  EXPECT_EQ(AccessibilityModeTreeOnly, web_contents()->accessibility_mode());
   waiter.WaitForNotification();
   ExpectBrowserAccessibilityManager(false,
                                     "Should be no BrowserAccessibilityManager "
                                     "for AccessibilityModeTreeOnly");
 
   AccessibilityNotificationWaiter waiter2(shell());
-  rwhi()->AddAccessibilityMode(AccessibilityModeComplete);
-  EXPECT_EQ(AccessibilityModeComplete, rwhi()->accessibility_mode());
+  web_contents()->AddAccessibilityMode(AccessibilityModeComplete);
+  EXPECT_EQ(AccessibilityModeComplete, web_contents()->accessibility_mode());
   waiter2.WaitForNotification();
   ExpectBrowserAccessibilityManager(true,
                                     "Should be a BrowserAccessibilityManager "